RMR (Rocky Mountain Remedies) concentrates are not only top shelf, but they are also cost effective. Rocky Mountain Remedies specializes in top quality, pure concentrates. Lab tests show 0 ppm residual solvents detected in RMR’s product, meaning they contain no butane or other solvents. They offer different strengths of strain-specific pre-filled cartridges (100mg-300mg) as well as wax and shatter.